EP0262682A3 - Magnification converting mechanism for a variable magnifmagnification converting mechanism for a variable magnification copying apparatus ication copying apparatus - Google Patents

Magnification converting mechanism for a variable magnifmagnification converting mechanism for a variable magnification copying apparatus ication copying apparatus Download PDF

Info

Publication number
EP0262682A3
EP0262682A3 EP87114386A EP87114386A EP0262682A3 EP 0262682 A3 EP0262682 A3 EP 0262682A3 EP 87114386 A EP87114386 A EP 87114386A EP 87114386 A EP87114386 A EP 87114386A EP 0262682 A3 EP0262682 A3 EP 0262682A3
Authority
EP
European Patent Office
Prior art keywords
variable
copying apparatus
converting mechanism
magnification
magnifmagnification
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP87114386A
Other versions
EP0262682A2 (en
EP0262682B1 (en
Inventor
Tatsushi Hayashi
Shoichiro Yoshiura
Ken-Ichi Iwamoto
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sharp Corp
Original Assignee
Sharp Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from JP61235346A external-priority patent/JPH0797196B2/en
Priority claimed from JP23671186A external-priority patent/JPS6389832A/en
Priority claimed from JP61236712A external-priority patent/JPH0797197B2/en
Application filed by Sharp Corp filed Critical Sharp Corp
Publication of EP0262682A2 publication Critical patent/EP0262682A2/en
Publication of EP0262682A3 publication Critical patent/EP0262682A3/en
Application granted granted Critical
Publication of EP0262682B1 publication Critical patent/EP0262682B1/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G15/00—Apparatus for electrographic processes using a charge pattern
    • G03G15/04—Apparatus for electrographic processes using a charge pattern for exposing, i.e. imagewise exposure by optically projecting the original image on a photoconductive recording material
    • G03G15/041—Apparatus for electrographic processes using a charge pattern for exposing, i.e. imagewise exposure by optically projecting the original image on a photoconductive recording material with variable magnification
EP87114386A 1986-10-02 1987-10-02 Magnification converting mechanism for a variable magnification copying apparatus Expired EP0262682B1 (en)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
JP235346/86 1986-10-02
JP61235346A JPH0797196B2 (en) 1986-10-02 1986-10-02 Variable position copying machine lens position alarm device
JP236712/86 1986-10-03
JP23671186A JPS6389832A (en) 1986-10-03 1986-10-03 Magnification converting mechanism for variable power copying machine
JP61236712A JPH0797197B2 (en) 1986-10-03 1986-10-03 Variable magnification copying machine magnification conversion mechanism
JP236711/86 1986-10-03

Publications (3)

Publication Number Publication Date
EP0262682A2 EP0262682A2 (en) 1988-04-06
EP0262682A3 true EP0262682A3 (en) 1988-11-23
EP0262682B1 EP0262682B1 (en) 1992-07-22

Family

ID=27332252

Family Applications (1)

Application Number Title Priority Date Filing Date
EP87114386A Expired EP0262682B1 (en) 1986-10-02 1987-10-02 Magnification converting mechanism for a variable magnification copying apparatus

Country Status (3)

Country Link
US (1) US4805001A (en)
EP (1) EP0262682B1 (en)
DE (1) DE3780552T2 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4796053A (en) * 1986-10-04 1989-01-03 Sharp Kabushiki Kaisha Magnification converting mechanism for a variable magnification copying apparatus
JPH01177526A (en) * 1988-01-07 1989-07-13 Sharp Corp Lens moving device for copying machine
JPH01304443A (en) * 1988-06-01 1989-12-08 Minolta Camera Co Ltd Lens barrel moving device
US5155531A (en) * 1989-09-29 1992-10-13 Ricoh Company, Ltd. Apparatus for decomposing ozone by using a solvent mist
EP1706407A2 (en) * 2003-12-30 2006-10-04 Chemagis Ltd. Novel crystalline forms of temozolomide

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3998540A (en) * 1975-11-24 1976-12-21 Xerox Corporation Repositioning system for viewing and projection elements of a reproducing apparatus
US4297023A (en) * 1978-07-31 1981-10-27 Konishiroku Photo Industry Co., Ltd. Electrophotographic copying apparatus
GB2074742A (en) * 1980-03-25 1981-11-04 Canon Kk Line-by-line scanning mechanism
GB2133566A (en) * 1983-01-06 1984-07-25 Canon Kk Variable magnification projector having zoom lens
GB2143647A (en) * 1983-06-30 1985-02-13 Matsushita Electric Ind Co Ltd Magnification changing device for a line by line copier
US4533233A (en) * 1982-04-20 1985-08-06 Mita Industrial Co., Ltd. Electrostatic copying apparatus

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3022953A1 (en) * 1979-06-22 1981-01-22 Canon Kk COPIER WITH CHANGEABLE MAGNIFICATION
JPS59181436U (en) * 1983-05-19 1984-12-04 ミノルタ株式会社 Magnification changing device in copying machine
JPS60250339A (en) * 1984-05-25 1985-12-11 Minolta Camera Co Ltd Variable power driving controlling method of copying machine
JPS62150342A (en) * 1985-12-25 1987-07-04 Asahi Optical Co Ltd Variable power image forming device of copying machine

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3998540A (en) * 1975-11-24 1976-12-21 Xerox Corporation Repositioning system for viewing and projection elements of a reproducing apparatus
US4297023A (en) * 1978-07-31 1981-10-27 Konishiroku Photo Industry Co., Ltd. Electrophotographic copying apparatus
GB2074742A (en) * 1980-03-25 1981-11-04 Canon Kk Line-by-line scanning mechanism
US4533233A (en) * 1982-04-20 1985-08-06 Mita Industrial Co., Ltd. Electrostatic copying apparatus
GB2133566A (en) * 1983-01-06 1984-07-25 Canon Kk Variable magnification projector having zoom lens
GB2143647A (en) * 1983-06-30 1985-02-13 Matsushita Electric Ind Co Ltd Magnification changing device for a line by line copier

Also Published As

Publication number Publication date
US4805001A (en) 1989-02-14
DE3780552D1 (en) 1992-08-27
EP0262682A2 (en) 1988-04-06
DE3780552T2 (en) 1992-12-10
EP0262682B1 (en) 1992-07-22

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